CSI: Crime Scene Investigation is an American crime drama television series. CSI premiered on CBS on October 6, 2000. The ninth season finished airing on May 14, 2009. The show was created by Anthony E. Zuiker and produced by Jerry Bruckheimer. It is filmed primarily at Universal Studios in Universal City, California.

CSI trails the investigations of a team of Las Vegas forensic scientists as they unveil the circumstances behind mysterious and unusual deaths and other crimes. For the first eight and a half seasons, the show starred William Petersen as Dr. Gil Grissom, the night shift supervisor who excels in crime scene investigation. In the middle of the ninth season, Petersen left and was replaced by Laurence Fishburne as Dr. Raymond Langston, a former medical doctor who turns criminalist in an attempt to rid himself of past demons.

Season 9 :

1. CSI Las Vegas Season 9 Episode 1 For Warrick (2)
2. CSI Las Vegas Season 9 Episode 2 The Happy Place
3. CSI Las Vegas Season 9 Episode 3 Art Imitates Life
4. CSI Las Vegas Season 9 Episode 4 Let it Bleed
5. CSI Las Vegas Season 9 Episode
6. CSI Las Vegas Season 9 Episode 6 Say Uncle
7.CSI Las Vegas Season 9 Episode 7 Woulda, Coulda, Shoulda
8.CSI Las Vegas Season 9 Episode 8 Young Man with a Horn
9.CSI Las Vegas Season 9 Episode 9 19 Down (1)
10.CSI Las Vegas Season 9 Episode 10 One to Go (2)
11. CSI Las Vegas Season 9 Episode 11 The Grave Shift
12. CSI Las Vegas Season 9 Episode 12 Disarmed and Dangerous
13.CSI Las Vegas Season 9 Episode
14. CSI Las Vegas Season 9 Episode 14 Miscarriage of Justice
15.CSI Las Vegas Season 9 Episode 15 Kill Me If You Can
16.CSI Las Vegas Season 9 Episode 16 Turn, Turn, Turn
17. CSI Las Vegas Season 9 Episode 17 No Way Out
18. CSI Las Vegas Season 9 Episode 18 Mascara
19.CSI Las Vegas Season 9 Episode 19 The Descent of Man
20.CSI Las Vegas Season 9 Episode 20 A Space Oddity
21. CSI Las Vegas Season 9 Episode 21 If I Had A Hammer
22. CSI Las Vegas Season 9 Episode 22 The Gone Dead Train
23. CSI Las Vegas Season 9 Episode 23 Hog Heaven
24. CSI Las Vegas Season 9 Episode 24 All In

Season 10 :

Csi Season 10 Episode 1 Family Affair
Csi Season 10 Episode 2 Ghost Town
Csi Season 10 Episode 3 Working Stiffs
Csi Season 10 Episode 4 Coup de Grace
Csi Season 10 Episode 5 Bloodsport
Csi Season 10 Episode 6 Death and the Maiden
Csi Season 10 Episode 7 The Lost Girls
Csi Season 10 Episode 8 Lover’s Lanes
Csi Season 10 Episode 9 Appendicitement
Csi Season 10 Episode 10 Better Off Dead
Csi Season 10 Episode 11 Sin City Blue
Csi Season 10 Episode 12 Long Ball
Csi Season 10 Episode 13 Internal Combustion
Csi Season 10 Episode 14 Unshockable
Csi Season 10 Episode 15 Neverland
Csi Season 10 Episode 16 The Panty Sniffer
Csi Season 10 Episode 17 Irradiator
Csi Season 10 Episode 18 Field Mice
Csi Season 10 Episode 19 World’s End
Csi Season 10 Episode 20 Take My Life Please
Csi Season 10 Episode 21 Lost & Found
Csi Season 10 Episode 22 Doctor Who
Csi Season 10 Episode 23 Meat Jekyll